Home / 22,909,417.70-31,615,653.96-13,969,051.91

Finding the Fourth Proportional to 22,909,417.70, 31,615,653.96 and 13,969,051.91

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Solution

The fourth proportional to 22,909,417.70, 31,615,653.96 and 13,969,051.91 is: 19,277,692.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,909,417.70 : 31,615,653.96 = 13,969,051.91 : x
  2. Step 2: Convert to fraction form
    22,909,417.70/31,615,653.96 = 13,969,051.91/x
  3. Step 3: Cross multiply
    22,909,417.70x = 31,615,653.96 × 13,969,051.91
  4. Step 4: Simplify right side
    22,909,417.70x = 441,640,711,335,837.06
  5. Step 5: Solve for x
    x = 441,640,711,335,837.06/22,909,417.70
  6. Step 6: Final answer
    x = 19,277,692.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.